Evaluating the efficacy of Lactobacillus acidophilus derived postbiotics on growth metrics, Health, and Gut Integrity in broiler chickens

Autor: M. Monika, Jagbir Singh Tyagi, Nagesh Sonale, Avishek Biswas, Dinesh Murali, Sky, A. K. Tiwari, Jaydip Jaywant Rokade
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Druh dokumentu: article
ISSN: 2045-2322
DOI: 10.1038/s41598-024-74078-0
Popis: Abstract Continuous use of antibiotics in poultry feed as growth promoters poses a grave threat to humanity through the emergence of antibiotic resistance, necessitating the exploration of novel and sustainable alternatives. The present study was carried out to evaluate the performance of postbiotics derived from Lactobacillus acidophilus in broiler birds. The postbiotics were harvested by culturing probiotic bacteria from the stock cultures at the required temperature and duration under laboratory conditions and supplemented to broilers via feed. For experimentation, 480-day-old CARI-Bro Dhanraja (slow-growing broiler) straight-run chicks were randomly split up into six groups. Treatment groups diets are as follows: T1- Basal diet (BD)+0.2%(v/w) MRS Broth/ uninoculated media; T2 – BD + Antibiotic (CTC); T3- BD + Probiotic; T4, T5 & T6 – BD + postbiotics supplementation of 0.2%, 0.4% and 0.6% (v/w) respectively. The chicks were raised under an intensive, deep litter system with standard protocol for 6 weeks. Results showed that 0.2% of postbiotics (T4) had significantly (P
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